Zip lookup · MT

59223
Circle, Montana.

Circle, McCone County, MT · population 19

What it costs per month · 59223 $2,039/mo

to buy the typical home at today's mortgage rate — +$1,247 (+157%) since Jan 2020.

What the home itself did
1 year
Up $50,878 +15%
$337,654$388,532 since Sep 2025
5 years
Up $102,347 +36%
$286,185$388,532 since Sep 2021

Monthly payment to buy the typical home

Home value × that month's 30-year mortgage rate, 20% down, principal and interest. This is the line households feel: prices and rates compound each other.

$500 $1,000 $1,500 $2,000 2002 2006 2010 2014 2018 2022 2026 59223 $2,039 United States $1,922
$500 $1,000 $1,500 $2,000 2002 2010 2018 2026
  • 59223$2,039
  • United States$1,922

At the last five years' pace, a typical home here doubles in price every 11 years.

Typical home values in zip 59223 rose 15.1% over the past year — faster than the nation's +1.2%.

This zip spans 3 counties: McCone County, MT 89% · Garfield County, MT 9% · Valley County, MT 2%

Zillow also publishes an index for the city itself: Circle, MT — measured over the city limits, which is a different area from this zip.

Typical home value $388,532 as of Sep 2026
+15.1%year on year

Typical home value — 59223

Mid-tier homes, smoothed and seasonally adjusted.

$200,000 $300,000 $400,000 2018 2020 2022 2024 2026 59223 $388,532 United States $366,157
$200,000 $300,000 $400,000 2018 2022 2026
  • 59223$388,532
  • United States$366,157

Coordinates and population from SimpleMaps US Zips (Basic). Rent and home values from Zillow Research.